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Science, New Series, Vol. 105, No. 2735, May 30, 1947


Previous Issue: New Series, Vol. 105, No. 2734, May 23, 1947
Next Issue: New Series, Vol. 105, No. 2736, Jun. 6, 1947


Front Matter (4 pp.)
Shall Biologists Set up a National Institute?, pp. 559-565
Robert F. Griggs

Research in Fundamental Biology and in Agriculture, pp. 565-567
H. B. Tukey

Possible Advantages of Cooperation between Societies in Publication, pp. 567-568
Ralph E. Cleland

News and Notes, pp. 569-573


Comments by Readers
Use of Sulfuric Acid-Dichromate Mixtures in Cleaning Glassware for Microbiological Experiments, p. 574
Large Amount of Space, pp. 574-575
Reflection on the Mechanism of Action of Chemotherapeutic Drugs, p. 575


Technical Papers
Radiocarbon from Cosmic Radiation, pp. 576-577
E. C. Anderson; W. F. Libby; S. Weinhouse; A. F. Reid; A. D. Kirshenbaum; A. V. Grosse
Fowl Spirochetosis Transmitted by Argas persicus (Oken), 1818 from Texas, p. 577
A. L. Burroughs
A Growth Inhibitor and a Growth Promotor in Sugar Cane, pp. 577-580
Charles J. Engard; Ayako H. Nakata
Comparative Nutritive Value of Casein and Lactalbumin for Man, p. 580
A. J. Mueller; Warren M. Cox


In the Laboratory
Simple Syringe Burette, pp. 581-582
P. F. Scholander
Improved Technique for Enumeration of Escherichia coli on Black Walnut Meats, p. 582
Arthur R. Colmer; H. D. Erickson
Cultivation of Microorganisms with the Aid of Cellophane Membranes, pp. 582-583
G. W. Harmsen; W. J. Kolff
Laboratory Test of Aviator's Ejection Seat, pp. 583-585
D. T. Watts; E. S. Mendelson; J. R. Poppen


Scientific Book Register, p. 586

Previous Issue: New Series, Vol. 105, No. 2734, May 23, 1947
Next Issue: New Series, Vol. 105, No. 2736, Jun. 6, 1947



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